What is the cost of conserved energy for compact fluorescent lighting?

All matter in the Universe consists of many substances called elements. true or faluse

What the 3 law of newton mean

Which statement best define energy

A force of 4.97 n acts on a (n) 4.9 kg object for 20.6 s. what is the object's change in momentum? answer in units of n · s.

What happens to pressure in a tire if air slowly leaking out of the tire?

As protostars continue to contract, their cores become hotter and more dense until what process begins ...

Emily jogs 3 laps at the track to warm up. She jogs at 5 mph. Then she runs 3 more laps at 7 mph. What is true about her average speed and her average velocity?

Which of the following elements are the most reactive? beryllium, calcium, magnesium, barium?

1.) State which definition of power below is correct. A.) the energy transferred per hour. B.) the energy transferred. C.) the energy transferred per second. D.) the force over a distance. 2.

Science and technology are closely related, but not the same. Which of the following is most likely a result of technology, not science?